Alert archive / Missouri / Tornado Warnings in 2021

Tornado Warning 16, NWS St. Louis, MO

June 25, 2021Audrain County, Pike County, Ralls County, Missouri

NWS St. Louis, MO issued this tornado warning at Jun 25, 2021, 12:09 AM CDT for Audrain County, Pike County, Ralls County, Missouri. It was in force for 51 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 25, 2021, 12:09 AM CDT (05:09 UTC)
Expired
Jun 25, 2021, 1:00 AM CDT
In force
51 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Audrain County, MO, Pike County, MO, Ralls County, MO

The radar

The St Louis radar (KLSX), 82 km from the middle of the area, began a volume at 05:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 25, 12:10 AM CDTTSTM WND DMGFarber, MORELAYED VIA SOCIAL MEDIA: A LARGE LIMB AROUND 10-12 INCHES IN DIAMETER HAS BROKEN FROM A TREE.
Jun 25, 12:11 AM CDTTSTM WND DMGFarber, MOMULTIPLE TREE LIMBS DOWN AND A FEW SHINGLES RIPPED OFF HOMES ALONG TRABUE DRIVE.
Jun 25, 12:35 AM CDTTSTM WND DMGLouisiana, MORELAYED VIA SOCIAL MEDIA: NUMEROUS LIMBS UP TO 6 INCHES IN DIAMETER ARE DOWN IN THE AREA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 24, 8:57 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 24, 11:47 PM CDTTornado WatchSPC4 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 5.2 hours before the alert went out and 225 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 2021-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 263 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2021-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 245 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
263 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
875 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
245 m²/s²
0-3 km storm-relative helicity
444 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.5

Open this sounding in Storm Lab

The text

As transmitted.

339 
WFUS53 KLSX 250509
TORLSX
MOC007-163-173-250600-
/O.NEW.KLSX.TO.W.0016.210625T0509Z-210625T0600Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
1209 AM CDT Fri Jun 25 2021

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  South central Ralls County in northeastern Missouri...
  Northeastern Audrain County in central Missouri...
  Pike County in northeastern Missouri...

* Until 100 AM CDT.
    
* At 1209 AM CDT, a severe thunderstorm capable of producing a
  tornado was located over Farber, moving east at 50 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Vandalia around 1215 AM CDT.
  Curryville around 1225 AM CDT.

Other locations in the path of this tornadic thunderstorm include
Bowling Green, Tarrants, Louisiana and Clarksville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3947 9106 3944 9103 3942 9099 3941 9095
      3938 9092 3938 9091 3936 9089 3935 9085
      3932 9080 3928 9077 3919 9160 3936 9162
      3949 9106
TIME...MOT...LOC 0509Z 259DEG 42KT 3931 9160 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CVKING
3 follow-up statements
359 
WWUS53 KLSX 250520
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1220 AM CDT Fri Jun 25 2021

MOC173-250530-
/O.CAN.KLSX.TO.W.0016.000000T0000Z-210625T0600Z/
Ralls MO-
1220 AM CDT Fri Jun 25 2021

...THE TORNADO WARNING FOR SOUTH CENTRAL RALLS COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 400 AM CDT for southwestern
and west central Illinois...and central and northeastern Missouri.

LAT...LON 3944 9103 3941 9095 3936 9089 3931 9079
      3928 9077 3919 9156 3932 9147 3932 9144
      3936 9144 3939 9142 3949 9106
TIME...MOT...LOC 0520Z 263DEG 32KT 3929 9149 

$$

MOC007-163-250600-
/O.CON.KLSX.TO.W.0016.000000T0000Z-210625T0600Z/
Audrain MO-Pike MO-
1220 AM CDT Fri Jun 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CDT FOR EAST
CENTRAL AUDRAIN COUNTY IN CENTRAL MISSOURI AND CENTRAL PIKE COUNTIES
IN NORTHEASTERN MISSOURI...
    
At 1220 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Vandalia, moving east at 35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
  Curryville, Bowling Green, Tarrants and Clarksville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3944 9103 3941 9095 3936 9089 3931 9079
      3928 9077 3919 9156 3932 9147 3932 9144
      3936 9144 3939 9142 3949 9106
TIME...MOT...LOC 0520Z 263DEG 32KT 3929 9149 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CVKING
545 
WWUS53 KLSX 250532
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1232 AM CDT Fri Jun 25 2021

MOC007-250541-
/O.CAN.KLSX.TO.W.0016.000000T0000Z-210625T0600Z/
Audrain MO-
1232 AM CDT Fri Jun 25 2021

...THE TORNADO WARNING FOR EAST CENTRAL AUDRAIN COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 400 AM CDT for southwestern
and west central Illinois...and northeastern Missouri.

LAT...LON 3947 9106 3944 9103 3941 9095 3936 9089
      3932 9080 3928 9077 3921 9142 3936 9144
      3939 9142 3949 9106
TIME...MOT...LOC 0531Z 269DEG 35KT 3926 9135 

$$

MOC163-250600-
/O.CON.KLSX.TO.W.0016.000000T0000Z-210625T0600Z/
Pike MO-
1232 AM CDT Fri Jun 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CDT FOR CENTRAL
PIKE COUNTY IN NORTHEASTERN MISSOURI...
    
At 1231 AM CDT, a severe thunderstorm capable of producing a tornado
was located near New Hartford, moving east at 40 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Bowling Green, Louisiana, Clarksville, Curryville, Tarrants,
Paynesville, Edgewood, Cyrene, St. Clement and Ashley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3947 9106 3944 9103 3941 9095 3936 9089
      3932 9080 3928 9077 3921 9142 3936 9144
      3939 9142 3949 9106
TIME...MOT...LOC 0531Z 269DEG 35KT 3926 9135 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

19
292 
WWUS53 KLSX 250541
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1241 AM CDT Fri Jun 25 2021

MOC163-250600-
/O.CON.KLSX.TO.W.0016.000000T0000Z-210625T0600Z/
Pike MO-
1241 AM CDT Fri Jun 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CDT FOR CENTRAL
PIKE COUNTY IN NORTHEASTERN MISSOURI...
    
At 1241 AM CDT, a severe thunderstorm capable of producing a tornado
was located near New Hartford, moving east at 35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Bowling Green, Clarksville, Tarrants, Paynesville, Edgewood, Cyrene,
St. Clement and Ashley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3941 9095 3936 9089 3932 9080 3928 9077
      3922 9132 3935 9130 3940 9109
TIME...MOT...LOC 0541Z 268DEG 32KT 3926 9123 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

19

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 10:57 PM CDTSevere Thunderstorm WarningLSXMonroe, Shelby48 min
Jun 24, 11:03 PM CDTTornado WarningLSXMonroe, Shelby42 min
Jun 24, 11:29 PM CDTSevere Thunderstorm WarningLSXAudrain, Lewis, Marion, Monroe, Pike, Ralls and 1 more46 min
Jun 24, 11:32 PM CDTTornado WarningLSXLewis28 min
Jun 24, 11:35 PM CDTTornado WarningLSXAudrain, Monroe, Ralls40 min
Jun 24, 11:40 PM CDTTornado WarningLSXMarion, Monroe, Ralls, Shelby38 min
Jun 25, 12:17 AM CDTSevere Thunderstorm WarningLSXAudrain, Lincoln, Montgomery, Pike, Ralls43 min
Jun 25, 12:57 AM CDTSevere Thunderstorm WarningLSXLincoln, Pike48 min
Jun 25, 1:27 AM CDTRiver Flood WarningLSXBoone33 hr
Jun 25, 1:54 AM CDTAreal Flood AdvisoryLSXMontgomery3 hr
Jun 25, 2:21 AM CDTAreal Flood AdvisoryLSXAudrain, Boone, Callaway106 min
Jun 25, 3:07 AM CDTAreal Flood AdvisoryLSXBoone, Callaway, Cole, Moniteau82 min
Jun 25, 3:34 AM CDTFlash Flood WarningLSXBoone6 hr
Jun 25, 4:04 AM CDTFlash Flood WarningLSXAudrain, Boone, Callaway6 hr
Jun 25, 4:26 AM CDTFlash Flood WarningLSXBoone, Callaway, Cole, Moniteau6 hr
Jun 25, 4:28 AM CDTFlash Flood WarningLSXCallaway, Lincoln, Montgomery, Osage, Warren6 hr
Jun 25, 7:48 AM CDTRiver Flood WarningLSXLincoln62 hr
Jun 25, 8:25 AM CDTAreal Flood WarningLSXAudrain, Boone, Callaway, Cole, Moniteau9 hr
Jun 25, 10:06 AM CDTRiver Flood WarningLSXFranklin, Warren9 days
Jun 25, 10:06 AM CDTRiver Flood WarningLSXSaint Charles, Saint Louis21 days
Jun 25, 10:06 AM CDTRiver Flood WarningLSXBoone, Callaway, Cole, Moniteau8 days
Jun 25, 10:06 AM CDTRiver Flood WarningLSXCallaway, Osage21 days
Jun 25, 10:06 AM CDTRiver Flood WarningLSXGasconade, Montgomery10 days
Jun 25, 4:59 PM CDTSevere Thunderstorm WarningLSXCallaway, Osage20 min
Jun 25, 5:01 PM CDTSevere Thunderstorm WarningLSXBoone, Moniteau44 min
Jun 25, 5:05 PM CDTRiver Flood WarningLSXCole, Osage9 days
Jun 25, 5:42 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway22 min
Jun 25, 6:07 PM CDTRiver Flood WarningLSXLincoln3 days
Jun 25, 6:36 PM CDTSevere Thunderstorm WarningLSXLincoln, Saint Charles, Warren39 min
Jun 25, 6:43 PM CDTFlash Flood WarningLSXAudrain, Boone, Callaway6 hr
Jun 25, 6:48 PM CDTSevere Thunderstorm WarningLSXLincoln, Montgomery, Warren42 min
Jun 25, 6:55 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway19 min

Nearby

Tornado Warnings in Missouri, 2021Every tornado warning in 2021Tornadoes in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.